<template>
	<view>
		<view class="uni-header">
			<view class="uni-group">
				<view class="uni-title"></view>
				<view class="uni-sub-title"></view>
				<el-button type="success" size="mini" @click="navigateTo('./add')" v-if="$hasPermission('USER_MANAGE_ADD')">新增</el-button>
			</view>
			<view class="uni-group">
				<input class="uni-search" type="text" v-model="query" @confirm="search" placeholder="请输入搜索内容" />
				<button class="uni-button" type="default" size="mini" @click="search">搜索</button>
				<button class="uni-button" type="warn" size="mini" @click="delTable" v-if="$hasPermission('USER_MANAGE_DELETE')">批量删除</button>
			</view>
		</view>
		<!-- //collection="uni-id-users,uni-id-roles" -->
		<view class="uni-container">
			<unicloud-db
				ref="udb"
				@load="onqueryload"
				collection="uni-id-users"
				:options="options"
				:where="where"
				field="_id,username,nickname,role,mobile,email,status,register_date"
				page-data="replace"
				:orderby="orderby"
				:getcount="true"
				:page-size="options.pageSize"
				:page-current="options.pageCurrent"
				v-slot:default="{ data, pagination, loading, error }"
			>
				<uni-table :loading="loading" :emptyText="error.message || '没有更多数据'" border stripe type="selection" @selection-change="selectionChange">
					<uni-tr>
						<uni-th align="center" width="140">用户名</uni-th>
						<uni-th align="center">昵称</uni-th>
						<!-- <uni-th align="center">角色</uni-th> -->
						<uni-th align="center" width="140">手机号</uni-th>
						<uni-th align="center">邮箱</uni-th>
						<uni-th align="center" width="80">用户状态</uni-th>
						<uni-th width="170" align="center">创建时间</uni-th>
						<uni-th width="204" align="center">操作</uni-th>
					</uni-tr>
					<uni-tr v-for="(item, index) in data" :key="index">
						<uni-td align="center">{{ item.username }}</uni-td>
						<uni-td align="center">{{ item.nickname }}</uni-td>
						<!-- <uni-td align="center">{{ item.role }}</uni-td> -->
						<uni-td align="center">{{ item.mobile }}</uni-td>
						<uni-td align="center">{{ item.email }}</uni-td>
						<uni-td align="center">{{ item.status }}</uni-td>
						<uni-td align="center"><uni-dateformat :date="item.register_date" :threshold="[0, 0]" /></uni-td>
						<uni-td align="center">
							<view class="uni-group">
								<button v-if="$hasPermission('USER_MANAGE_EDIT')" @click="navigateTo('./edit?id=' + item._id, false)" class="uni-button" size="mini" type="primary">
									修改
								</button>
								<button v-if="$hasPermission('USER_MANAGE_DELETE')" @click="confirmDelete(item)" class="uni-button" size="mini" type="warn">删除</button>
							</view>
						</uni-td>
					</uni-tr>
				</uni-table>
				<view class="uni-pagination-box">
					<uni-pagination show-icon :page-size="pagination.size" v-model="pagination.current" :total="pagination.count" @change="onPageChanged" />
				</view>
			</unicloud-db>
		</view>
		<!-- #ifndef H5 -->
		<fix-window />
		<!-- #endif -->
	</view>
</template>

<script>
const db = uniCloud.database();
// 表查询配置
const dbOrderBy = 'register_date desc'; // 排序字段
const dbSearchFields = ['username', 'role_name', 'mobile', 'email','role']; // 支持模糊搜索的字段列表
// 分页配置
const pageSize = 20;
const pageCurrent = 1;

import { mapState } from 'vuex';
export default {
	data() {
		return {
			query: '',
			//"role":"paramedic"
			where: 'role!="paramedic"&&role!="user"',//关联表就不行了 TODO
			orderby: dbOrderBy,
			options: {
				pageSize,
				pageCurrent
			}
		};
	},
	computed: {
		...mapState('user', ['userInfo'])
	},
	methods: {
		onqueryload(data) {
			for (var i = 0; i < data.length; i++) {
				let item = data[i];
				item.role = item.role.length > 0 ? item.role.map(item => item.role_name).join('、') : '普通用户';
				item.status = this.parseUserStatus(item.status);
			}
		},
		getWhere() {
			const query = this.query.trim();
			if (!query) {
				return '';
			}
			const queryRe = new RegExp(query, 'i');
			return dbSearchFields.map(name => queryRe + '.test(' + name + ')').join(' || ');
		},
		search(e) {
			const newWhere = this.getWhere();
			const isSameWhere = newWhere === this.where;
			this.where = newWhere;
			if (isSameWhere) {
				// 相同条件时，手动强制刷新
				this.loadData();
			}
		},
		loadData(clear = true) {
			this.$refs.udb.loadData({
				clear
			});
		},
		onPageChanged(e) {
			this.$refs.udb.loadData({
				current: e.current
			});
		},
		navigateTo(url, clear) {
			// clear 表示刷新列表时是否清除当前页码，true 表示刷新并回到列表第 1 页，默认为 true
			uni.navigateTo({
				url,
				events: {
					refreshData: () => {
						this.loadData(clear);
					}
				}
			});
		},
		// 多选处理
		selectedItems() {
			var dataList = this.$refs.udb.dataList;
			return this.selectedIndexs.map(i => dataList[i]._id);
		},
		//批量删除
		delTable() {
			const ids = this.selectedItems();
			const currentUserId = this.userInfo._id;
			if (ids.includes(currentUserId)) {
				uni.showToast({
					icon: 'none',
					title: '当前账号不能删除自己',
					duration: 1500
				});
				return;
			}
			this.$refs.udb.remove(ids);
		},
		// 多选
		selectionChange(e) {
			this.selectedIndexs = e.detail.index;
		},
		confirmDelete(item) {
			const currentUserId = this.userInfo._id;
			if (currentUserId === item._id) {
				uni.showToast({
					icon: 'none',
					title: '不允许账号删除自己',
					duration: 1500
				});
				return;
			}
			this.$refs.udb.remove(item._id);
		},
		parseUserStatus(status) {
			if (status === 0) {
				return '启用';
			} else if (status === 1) {
				return '禁用';
			} else if (status === 2) {
				return '审核中';
			} else if (status === 3) {
				return '审核拒绝';
			} else {
				return '启用';
			}
		}
	}
};
</script>
<style>
/* #ifndef H5 */
page {
	padding-top: 85px;
}

/* #endif */
</style>
